Home / 913,411.26-1,370,248.08-282,374.28

Finding the Fourth Proportional to 913,411.26, 1,370,248.08 and 282,374.28

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Solution

The fourth proportional to 913,411.26, 1,370,248.08 and 282,374.28 is: 423,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,411.26 : 1,370,248.08 = 282,374.28 : x
  2. Step 2: Convert to fraction form
    913,411.26/1,370,248.08 = 282,374.28/x
  3. Step 3: Cross multiply
    913,411.26x = 1,370,248.08 × 282,374.28
  4. Step 4: Simplify right side
    913,411.26x = 386,922,815,011.38
  5. Step 5: Solve for x
    x = 386,922,815,011.38/913,411.26
  6. Step 6: Final answer
    x = 423,601.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.